195359244768 has 60 divisors (see below), whose sum is σ = 574546119840. Its totient is φ = 65119747392.

The previous prime is 195359244757. The next prime is 195359244781. The reversal of 195359244768 is 867442953591.

195359244768 is a `hidden beast` number, since 1 + 9 + 535 + 9 + 24 + 4 + 76 + 8 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 37682448 + ... + 37687631.

It is an arithmetic number, because the mean of its divisors is an integer number (9575768664).

Almost surely, 2^195359244768 is an apocalyptic number.

195359244768 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

195359244768 is an abundant number, since it is smaller than the sum of its proper divisors (379186875072).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

195359244768 is an equidigital number, since it uses as much as digits as its factorization.

195359244768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75370101 (or 75370084 counting only the distinct ones).

The product of its digits is 65318400, while the sum is 63.

The spelling of 195359244768 in words is "one hundred ninety-five billion, three hundred fifty-nine million, two hundred forty-four thousand, seven hundred sixty-eight".